Hazards of prolonged intubation and trarcheotomy equipment.
D002404:Catheterization / Q000009:adverse effects; D006801:Humans; D007442:Intubation, Intratracheal / Q000009:adverse effects*; D011145:Polyvinyls / Q000009:adverse effects; D014140:Tracheotomy / Q000009:adverse effects*
D011145:Polyvinyls